修复learnku descript 显示不正确和不加载内容的问题 (#8818)

Co-authored-by: Kai Wei <kai.wei@rightcapital.com>

lib/router.js

@@ -2681,9 +2681,6 @@ router.get('/krankenkassen', lazyloadRouteHandler('./routes/krankenkassen'));
 // 桂林航天工业学院
 router.get('/guat/news/:type?', lazyloadRouteHandler('./routes/guat/news'));
 
-// LearnKu
-router.get('/learnku/:community/:category?', lazyloadRouteHandler('./routes/learnku/topic'));
-
 // NEEA
 router.get('/neea/:type', lazyloadRouteHandler('./routes/neea'));
 

lib/routes/learnku/topic.js

@@ -1,53 +0,0 @@
-const got = require('@/utils/got');
-const cheerio = require('cheerio');
-
-module.exports = async (ctx) => {
-    const community = ctx.params.community;
-    const category = ctx.params.category || '';
-
-    let url = `https://learnku.com/${community}`;
-    if (category !== '') {
-        url = `https://learnku.com/${community}/c/${category}`;
-    }
-
-    const response = await got({
-        method: 'get',
-        url,
-    });
-
-    const data = response.data;
-    const $ = cheerio.load(data);
-    const list = $('.simple-topic').get();
-    const title = $('.sidebar .community-details .header span').text();
-    $('.sidebar .community-details .main div div a').remove();
-    const description = $('.sidebar .community-details .main div div').text();
-    const categoryTitle = new Map([
-        ['translations', { name: '翻译' }],
-        ['jobs', { name: '招聘' }],
-        ['qa', { name: '问答' }],
-        ['links', { name: '链接' }],
-        ['', { name: '最新' }],
-    ]);
-
-    ctx.state.data = {
-        title: `LearnKu - ${title} - ${categoryTitle.get(category).name}`,
-        link: url,
-        description,
-        item: list
-            .map((item) => {
-                const $ = cheerio.load(item);
-                const categoryName = $('.category-name').text().trim();
-                if (['置顶', '广告'].includes(categoryName)) {
-                    return '';
-                }
-                $('.topic-title i').remove();
-                return {
-                    title: $('.topic-title').text().trim(),
-                    category: categoryName,
-                    link: $('.topic-title-wrap').attr('href'),
-                    pubDate: new Date($('.timeago').attr('title')).toUTCString(),
-                };
-            })
-            .filter((item) => item !== ''),
-    };
-};

lib/v2/learnku/maintainer.js

@@ -0,0 +1,3 @@
+module.exports = {
+    '/:community/:category?': ['kayw-geek'],
+};

lib/v2/learnku/radar.js

@@ -0,0 +1,13 @@
+module.exports = {
+    'learnku.com': {
+        _name: 'Learn Ku 社区',
+        '.': [
+            {
+                title: '分区',
+                docs: 'https://docs.rsshub.app/bbs.html#learnku',
+                source: ['/:community'],
+                target: '/learnku/:community',
+            },
+        ],
+    },
+};

lib/v2/learnku/router.js

@@ -0,0 +1,3 @@
+module.exports = function (router) {
+    router.get('/:community/:category?', require('./topic.js'));
+};

lib/v2/learnku/templates/topic.art

@@ -0,0 +1,14 @@
+<div style="background-color:#f0f2f5;border: 2px solid #e3eaef;box-shadow: 0 1px 2px 0 rgb(101 129 156 / 8%);font-size: 1rem;position: relative;background: #fff;box-shadow: 0px 2px 4px rgba(0,0,0,0.1);margin: 1rem 0;padding: 24px;transition: box-shadow 0.15s ease;border-radius: 8px;">
+    <h2>🦕正文</h2>
+    <HR style="FILTER: alpha(opacity=100,finishopacity=0,style=3)" width="100%" color=#79ffe1 SIZE=3>
+    <div style="font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI','Roboto','Oxygen','Ubuntu','Cantarell','Fira Sans','Droid Sans','Helvetica Neue',sans-serif">
+        {{@ article }}
+    </div>
+</div>
+{{if comment }}
+    <div style="background-color:#f0f2f5;border: 2px solid #e3eaef;box-shadow: 0 1px 2px 0 rgb(101 129 156 / 8%);font-size: 1rem;position: relative;background: #fff;box-shadow: 0px 2px 4px rgba(0,0,0,0.1);margin: 1rem 0;padding: 24px;transition: box-shadow 0.15s ease;border-radius: 8px;">
+     <h2>👨‍💻评论</h2>
+     <HR style="FILTER: alpha(opacity=100,finishopacity=0,style=3)" width="100%" color=#79ffe1 SIZE=3>
+     {{@ comment }}
+    </div>
+{{/if}}

lib/v2/learnku/topic.js

@@ -0,0 +1,72 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+const { art } = require('@/utils/render');
+const path = require('path');
+const { parseDate } = require('@/utils/parse-date');
+
+module.exports = async (ctx) => {
+    const community = ctx.params.community;
+    const category = ctx.params.category || '';
+
+    let url = `https://learnku.com/${community}`;
+    if (category !== '') {
+        url = `https://learnku.com/${community}/c/${category}`;
+    }
+
+    const response = await got({
+        method: 'get',
+        url,
+    });
+
+    const data = response.data;
+    const $ = cheerio.load(data);
+    const list = $('.simple-topic').get();
+    const item = await Promise.all(
+        list.map(async (item) => {
+            const $ = cheerio.load(item);
+            const categoryName = $('.category-name span').text().trim();
+            if (['置顶', '广告'].includes(categoryName)) {
+                return '';
+            }
+            $('.topic-title i').remove();
+            const itemLink = $('.topic-title-wrap').attr('href');
+
+            const title = $('.topic-title').text().trim();
+            const content = await ctx.cache.tryGet(itemLink, async () => {
+                const result = await got.get(itemLink);
+
+                return cheerio.load(result.data);
+            });
+            const article = content('.article-content .content-body').html();
+            const comment = content('#all-comments').html();
+
+            return {
+                title,
+                description: art(path.join(__dirname, 'templates/topic.art'), {
+                    article,
+                    comment,
+                }),
+                category: categoryName,
+                link: itemLink,
+                pubDate: parseDate($('.timeago').attr('title'), 'YYYY/MM/DD'),
+            };
+        })
+    );
+
+    const title = $('.sidebar .community-details .header span').text();
+    $('.sidebar .community-details .main div div a').remove();
+    const description = $('.sidebar .community-details .main div div').text();
+    const categoryTitle = new Map([
+        ['translations', { name: '翻译' }],
+        ['jobs', { name: '招聘' }],
+        ['qa', { name: '问答' }],
+        ['links', { name: '链接' }],
+        ['', { name: '最新' }],
+    ]);
+    ctx.state.data = {
+        title: `LearnKu - ${title} - ${categoryTitle.get(category).name}`,
+        link: url,
+        description,
+        item: item.filter((item) => item !== ''),
+    };
+};